Question 1

Is LaiUse completely free to use?

Accepted Answer

Yes! 174 out of 178 tools on LaiUse are completely free with no signup required. You can use the QR code generator, image compressor, PDF merger, JSON formatter, password generator, SQL formatter, and hundreds more without creating an account. The remaining 4 Pro tools (Image Resizer, Favicon Generator, Speed Test, Port Scanner) are server-side utilities that require a Pro membership, available at $5/month. AI tools (Summarizer, Writer, Q&A) are also free with a free account, subject to daily usage limits.

Question 2

Do I need to download or install anything to use LaiUse?

Accepted Answer

No downloads or installations are needed. LaiUse is entirely browser-based — all tools run directly in your web browser. Simply visit laiuse.com and start using any tool instantly. This works on desktop, tablet, and mobile devices.

Question 3

Is my data safe and private when using LaiUse tools?

Accepted Answer

Yes. Most LaiUse tools process your data entirely in your browser — nothing is uploaded to our servers. Your images, files, and text never leave your device. For server-side tools, we do not store or share your data, and all uploaded files are automatically deleted within 1 hour.

Question 4

What tools does LaiUse offer?

Accepted Answer

LaiUse offers 178 tools across 12 categories — 174 are free, 4 are Pro ($5/mo): the 4 Pro tools are server-side utilities (Image Resizer, Favicon Generator, Speed Test, Port Scanner). Categories: Developer (40+ tools: JSON, SQL, Base64/32/58, Hash, UUID, Regex, Cron, Timestamp, Color, Markdown and more), Network (12: DNS, WHOIS, SSL, IP Calculator, Port Scanner, URL Shortener, IP Lookup), SEO (10: Open Graph, Title Tag, Canonical, Sitemap Generator, Google Ads tools), Utility (10: Password Generator, Unit Converter, Slug, Countdown Timer, ZIP/UnZIP), Media (9: Image Compressor, Resizer, Splitter, Watermark, Video Converter), AI (18 free with login): AI Text Summarizer, AI Writing Assistant, AI Document Q&A, AI Text-to-Speech, AI Music Generator, and more), PDF (5: Editor, Merger, Splitter, Compressor, Image-to-PDF), QR & Links (3: QR Generator, Advanced QR, URL Shortener), Privacy (2: IP Leak Test, Privacy Leak Test), Security (2: Password Strength, Hash Generator), Singapore (6: Salary, CPF, HDB, Income Tax, Property, Age), Math Tools (13: Matrix, Equation, Statistics, Probability).

Question 5

Can I use LaiUse on my phone or tablet?

Accepted Answer

Yes, LaiUse is fully responsive and works on all devices including smartphones, tablets, laptops, and desktop computers. The interface automatically adapts to your screen size for the best experience.

Frequently Asked Questions

Is LaiUse really free?

Do you store my data?

Do I need to install anything?

Frequently Asked Questions

Is LaiUse really free?

Do you store my data?

Do I need to install anything?